condition mean min max 3 h after light 4.2511525 1.72427 9.96914 7 h after light 5.270948333333333 1.76068 11.7776 11 h after light 4.174025 1.64069 8.76512 2 h after dark 3.5151441666666665 1.34955 6.37975 6 h after dark 2.3591408333333335 1.1183 4.25229 10 h after dark 2.274942916666667 0.967075 4.64081