const time.secondsPerMinute

8 uses

	time (current package)
		time.go#L576: 	min = sec / secondsPerMinute
		time.go#L577: 	sec -= min * secondsPerMinute
		time.go#L588: 	return int(t.abs()%secondsPerHour) / secondsPerMinute
		time.go#L593: 	return int(t.abs() % secondsPerMinute)
		time.go#L950: 	secondsPerMinute = 60
		time.go#L951: 	secondsPerHour   = 60 * secondsPerMinute
		time.go#L1497: 	abs += uint64(hour*secondsPerHour + min*secondsPerMinute + sec)
		zoneinfo.go#L430: 	off += mins * secondsPerMinute