condition mean min max 1 h after light 2.0181533099999998 1.354742418 2.406058248 3 h after light 1.6307874746666666 1.402200576 1.841704477 5 h after light 1.7835089686666665 1.360875001 2.1169660009999998 7 h after light 1.605160276 1.294064514 1.906381296 9 h after light 2.065827283 1.796982005 2.48010516 11 h after light 1.7730219170000001 1.317479819 2.192581596 13 h after light 2.081661299 1.653105614 2.600776275 15 h after light 2.0459565463333336 1.862969624 2.139590205 1 h after dark 2.3998696453333332 2.072103683 2.7600736539999997 3 h after dark 2.132510611333333 1.794309348 2.443068315 5 h after dark 2.018516693 1.52825787 2.578541748 7 h after dark 2.472399171 1.921860029 2.9355765839999997