condition mean min max 1 h after light 8.650627855 8.129866049 9.171389661000001 3 h after light 11.580372293333333 8.13907123 15.86410311 5 h after light 6.648102350666667 5.685111216 7.99104636 7 h after light 6.368372122 4.192410689 8.823735162 9 h after light 6.180638308 4.289587269 7.47209639 11 h after light 5.785659277333334 3.571943038 6.937964422 13 h after light 7.274506094333333 3.489982312 9.440224874 15 h after light 8.263002673666668 7.248964987000001 9.490620912999999 1 h after dark 11.949150906666667 10.48429504 12.72363031 3 h after dark 19.949705403333333 16.36975164 21.88227457 5 h after dark 22.205587183333336 14.52130456 26.71293413 7 h after dark 31.507878859999998 29.77201092 32.64783942