condition mean min max 4 h after light 0.084968 0.0 0.169936 8 h after light 0.1610395 0.137682 0.184397 12 h after light 0.0652001 0.0560511 0.0743491 4 h after dark 0.1473283 0.0496996 0.244957 8 h after dark 0.0368264 0.0 0.0736528 12 h after dark 0.11321115000000001 0.0814003 0.145022