condition mean min max 4 h after light 211.3770825 186.444502 236.309663 8 h after light 221.2338165 202.158653 240.30898 12 h after light 237.61846000000003 214.249019 260.987901 4 h after dark 169.74557149999998 116.259086 223.232057 8 h after dark 174.73366 140.235971 209.231349 12 h after dark 165.164664 165.164664 165.164664