{
  "api": {
    "PerformanceNavigationTiming": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/PerformanceNavigationTiming",
        "support": {
          "chrome": {
            "version_added": "57"
          },
          "chrome_android": {
            "version_added": "57"
          },
          "edge": {
            "version_added": "12"
          },
          "firefox": {
            "version_added": "58",
            "notes": "You can disable this feature using the <code>dom.enable_performance_navigation_timing</code> preference (see <a href='https://bugzil.la/1403926'>bug 1403926</a>)."
          },
          "firefox_android": {
            "version_added": "58",
            "notes": "You can disable this feature using the <code>dom.enable_performance_navigation_timing</code> preference (see <a href='https://bugzil.la/1403926'>bug 1403926</a>)."
          },
          "ie": {
            "version_added": false
          },
          "opera": {
            "version_added": "44"
          },
          "opera_android": {
            "version_added": "43"
          },
          "safari": {
            "version_added": false
          },
          "safari_ios": {
            "version_added": false
          },
          "samsunginternet_android": {
            "version_added": "7.0"
          },
          "webview_android": {
            "version_added": "57"
          }
        },
        "status": {
          "experimental": true,
          "standard_track": true,
          "deprecated": false
        }
      },
      "domComplete": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PerformanceNavigationTiming/domComplete",
          "support": {
            "chrome": {
              "version_added": "57"
            },
            "chrome_android": {
              "version_added": "57"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "58"
            },
            "firefox_android": {
              "version_added": "58"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": "44"
            },
            "opera_android": {
              "version_added": "43"
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": "7.0"
            },
            "webview_android": {
              "version_added": "57"
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "domContentLoadedEventEnd": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PerformanceNavigationTiming/domContentLoadedEventEnd",
          "support": {
            "chrome": {
              "version_added": "57"
            },
            "chrome_android": {
              "version_added": "57"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "58"
            },
            "firefox_android": {
              "version_added": "58"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": "44"
            },
            "opera_android": {
              "version_added": "43"
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": "7.0"
            },
            "webview_android": {
              "version_added": "57"
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "domContentLoadedEventStart": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PerformanceNavigationTiming/domContentLoadedEventStart",
          "support": {
            "chrome": {
              "version_added": "57"
            },
            "chrome_android": {
              "version_added": "57"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "58"
            },
            "firefox_android": {
              "version_added": "58"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": "44"
            },
            "opera_android": {
              "version_added": "43"
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": "7.0"
            },
            "webview_android": {
              "version_added": "57"
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "domInteractive": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PerformanceNavigationTiming/domInteractive",
          "support": {
            "chrome": {
              "version_added": "57"
            },
            "chrome_android": {
              "version_added": "57"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "58"
            },
            "firefox_android": {
              "version_added": "58"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": "44"
            },
            "opera_android": {
              "version_added": "43"
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": "7.0"
            },
            "webview_android": {
              "version_added": "57"
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "loadEventEnd": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PerformanceNavigationTiming/loadEventEnd",
          "support": {
            "chrome": {
              "version_added": "57"
            },
            "chrome_android": {
              "version_added": "57"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "58"
            },
            "firefox_android": {
              "version_added": "58"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": "44"
            },
            "opera_android": {
              "version_added": "43"
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": "7.0"
            },
            "webview_android": {
              "version_added": "57"
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "loadEventStart": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PerformanceNavigationTiming/loadEventStart",
          "support": {
            "chrome": {
              "version_added": "57"
            },
            "chrome_android": {
              "version_added": "57"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "58"
            },
            "firefox_android": {
              "version_added": "58"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": "44"
            },
            "opera_android": {
              "version_added": "43"
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": "7.0"
            },
            "webview_android": {
              "version_added": "57"
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "redirectCount": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PerformanceNavigationTiming/redirectCount",
          "support": {
            "chrome": {
              "version_added": "57"
            },
            "chrome_android": {
              "version_added": "57"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "58"
            },
            "firefox_android": {
              "version_added": "58"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": "44"
            },
            "opera_android": {
              "version_added": "43"
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": "7.0"
            },
            "webview_android": {
              "version_added": "57"
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "toJSON": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PerformanceNavigationTiming/toJSON",
          "support": {
            "chrome": {
              "version_added": "57"
            },
            "chrome_android": {
              "version_added": "57"
            },
            "edge": {
              "version_added": "≤18"
            },
            "firefox": {
              "version_added": "58"
            },
            "firefox_android": {
              "version_added": "58"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": "44"
            },
            "opera_android": {
              "version_added": "43"
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": "7.0"
            },
            "webview_android": {
              "version_added": "57"
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "type": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PerformanceNavigationTiming/type",
          "support": {
            "chrome": {
              "version_added": "57"
            },
            "chrome_android": {
              "version_added": "57"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "58"
            },
            "firefox_android": {
              "version_added": "58"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": "44"
            },
            "opera_android": {
              "version_added": "43"
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": "7.0"
            },
            "webview_android": {
              "version_added": "57"
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "unloadEventEnd": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PerformanceNavigationTiming/unloadEventEnd",
          "support": {
            "chrome": {
              "version_added": "57"
            },
            "chrome_android": {
              "version_added": "57"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "58"
            },
            "firefox_android": {
              "version_added": "58"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": "44"
            },
            "opera_android": {
              "version_added": "43"
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": "7.0"
            },
            "webview_android": {
              "version_added": "57"
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "unloadEventStart": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PerformanceNavigationTiming/unloadEventStart",
          "support": {
            "chrome": {
              "version_added": "57"
            },
            "chrome_android": {
              "version_added": "57"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "58"
            },
            "firefox_android": {
              "version_added": "58"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": "44"
            },
            "opera_android": {
              "version_added": "43"
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": "7.0"
            },
            "webview_android": {
              "version_added": "57"
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}