condition mean min max 4 h after light 143.11473 126.30898 159.92048 8 h after light 132.7993055 97.931503 167.667108 12 h after light 145.065271 115.936222 174.19432 4 h after dark 95.281989 75.351496 115.212482 8 h after dark 70.734669 46.972895 94.496443 12 h after dark 65.270999 65.270999 65.270999