* * * * * Every minute 0 * * * * Every hour 0 9 * * * Daily 9am 0 9 * * 1-5 Weekdays 9am 0 0 * * 0 Weekly Sunday 0 0 1 * * Monthly 0 0 1 1 * Yearly */5 * * * * Every 5 min 0 */6 * * * Every 6 hours 30 4 1,15 * * 1st & 15th