/** Milliseconds in a second */
export declare const MS_IN_SECOND = 1000;
/** Milliseconds in a minute */
export declare const MS_IN_MINUTE: number;
/** Milliseconds in an hour */
export declare const MS_IN_HOUR: number;
/** 24 */
export declare const HOURS_IN_DAY = 24;
/** 7 */
export declare const DAYS_IN_WEEK = 7;
/** 5 */
export declare const BUSINESS_DAYS_IN_WEEK: number;
/** 365 */
export declare const DAYS_IN_COMMON_YEAR = 365;
/** 366 */
export declare const DAYS_IN_LEAP_YEAR: number;
/** ISO weekday number (1-7) starting with Monday */
export declare const WeekDay: {
    readonly MONDAY: 1;
    readonly TUESDAY: 2;
    readonly WEDNESDAY: 3;
    readonly THURSDAY: 4;
    readonly FRIDAY: 5;
    readonly SATURDAY: 6;
    readonly SUNDAY: 7;
};
/** ISO weekday number (1-7) starting with Monday */
export type WeekDayNumber = typeof WeekDay[keyof typeof WeekDay];
/** Month (1-12) */
export declare const Month: {
    readonly JANUARY: 1;
    readonly FEBRUARY: 2;
    readonly MARCH: 3;
    readonly APRIL: 4;
    readonly MAY: 5;
    readonly JUNE: 6;
    readonly JULY: 7;
    readonly AUGUST: 8;
    readonly SEPTEMBER: 9;
    readonly OCTOBER: 10;
    readonly NOVEMBER: 11;
    readonly DECEMBER: 12;
};
/** Month (1-12) */
export type MonthNumber = typeof Month[keyof typeof Month];
/** Quarter of year (1-4) */
export declare const Quarter: {
    readonly Q1: 1;
    readonly Q2: 2;
    readonly Q3: 3;
    readonly Q4: 4;
};
/** Quarter of year (1-4) */
export type QuarterNumber = typeof Quarter[keyof typeof Quarter];
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