Items

2010 (n = 18)

2016 (n = 22)

2017 (n = 27)

Mean value

P

Weight/g

146.4 ± 19.1

132.6 ± 16.8

132.1 ± 24.6

136.1 ± 21.5

0.056

Length/mm

84.2 ± 3.8

82.5 ± 4.8

83.0 ± 5.4

83.2 ± 4.8

0.533

Breadth/mm

56.9 ± 2.8

54.8 ± 2.2

55.4 ± 3.1

55.6 ± 2.9

0.068