condition mean min max 0 h after light 12.25065 11.8353 12.666 4 h after light 11.3398 11.2728 11.4068 8 h after light 13.35035 13.2047 13.496 4 h after dark 13.958649999999999 12.6709 15.2464 8 h after dark 13.119 12.3396 13.8984 12 h after dark 12.11435 11.6836 12.5451