condition mean min max 0 h after light 220.41750000000002 216.751 224.084 4 h after light 243.6415 235.932 251.351 8 h after light 195.3965 186.629 204.164 4 h after dark 167.98250000000002 163.219 172.746 8 h after dark 205.249 203.041 207.457 12 h after dark 201.58999999999997 194.23 208.95