Failure to Ship links don't sort browser versions

In the Failure to Ship graph, the first bump in Chrome's graph is http://web-confluence.appspot.com/#!/catalog?releaseKeys=%5B%22Chrome_53.0.2785.143_OSX_10.11.6%22,%22Chrome_38.0.2125.101_OSX_10.11.6%22,%22Chrome_39.0.2171.65_OSX_10.11.6%22,%22Chrome_40.0.2214.93_OSX_10.11.6%22,%22Chrome_41.0.2272.76_OSX_10.11.6%22,%22Chrome_42.0.2311.135_OSX_10.11.6%22,%22Chrome_43.0.2357.65_OSX_10.11.6%22,%22Chrome_44.0.2403.89_OSX_10.11.6%22,%22Chrome_45.0.2454.85_OSX_10.11.6%22,%22Chrome_46.0.2490.71_OSX_10.11.6%22,%22Chrome_47.0.2526.73_OSX_10.11.6%22,%22Chrome_48.0.2564.97_OSX_10.11.6%22,%22Chrome_49.0.2623.75_OSX_10.11.6%22,%22Chrome_50.0.2661.75_OSX_10.11.6%22,%22Chrome_51.0.2704.79_OSX_10.11.6%22,%22Chrome_52.0.2743.82_OSX_10.11.6%22,%22Firefox_41.0_OSX_10.11%22,%22Firefox_42.0_OSX_10.11%22,%22Firefox_43.0_OSX_10.11%22,%22Firefox_44.0_OSX_10.11%22,%22Firefox_45.0_OSX_10.11%22,%22Firefox_46.0_OSX_10.11%22,%22Firefox_47.0_OSX_10.11%22,%22Firefox_48.0_OSX_10.11%22,%22Edge_13.10586_Windows_10.0%22,%22Edge_14.14393_Windows_10.0%22%5D&releaseOptions=%7B%22Chrome_53.0.2785.143_OSX_10.11.6%22:false,%22Chrome_38.0.2125.101_OSX_10.11.6%22:false,%22Chrome_39.0.2171.65_OSX_10.11.6%22:false,%22Chrome_40.0.2214.93_OSX_10.11.6%22:false,%22Chrome_41.0.2272.76_OSX_10.11.6%22:false,%22Chrome_42.0.2311.135_OSX_10.11.6%22:false,%22Chrome_43.0.2357.65_OSX_10.11.6%22:false,%22Chrome_44.0.2403.89_OSX_10.11.6%22:false,%22Chrome_45.0.2454.85_OSX_10.11.6%22:false,%22Chrome_46.0.2490.71_OSX_10.11.6%22:false,%22Chrome_47.0.2526.73_OSX_10.11.6%22:false,%22Chrome_48.0.2564.97_OSX_10.11.6%22:false,%22Chrome_49.0.2623.75_OSX_10.11.6%22:false,%22Chrome_50.0.2661.75_OSX_10.11.6%22:false,%22Chrome_51.0.2704.79_OSX_10.11.6%22:false,%22Chrome_52.0.2743.82_OSX_10.11.6%22:false,%22Firefox_41.0_OSX_10.11%22:true,%22Firefox_42.0_OSX_10.11%22:true,%22Firefox_43.0_OSX_10.11%22:true,%22Firefox_44.0_OSX_10.11%22:true,%22Firefox_45.0_OSX_10.11%22:true,%22Firefox_46.0_OSX_10.11%22:true,%22Firefox_47.0_OSX_10.11%22:true,%22Firefox_48.0_OSX_10.11%22:true,%22Edge_13.10586_Windows_10.0%22:true,%22Edge_14.14393_Windows_10.0%22:true%7D&numAvailable=null¤tPage=0&gap=5&itemPerPage=15&searchKey=%22%22

the Chrome releases aren't sorted, 53 appears before 38-52.