Traceroute problems (WinMTR)

Hello! Help me, please
Why do I have packet losses on the gw2 when i make traceroute with WinMRT? When i ping host gw2 there are no packets loss
|------------------------------------------------------------------------------------------|
| WinMTR statistics |

Host - % Sent Recv Best Avrg Wrst Last
192.168.88.1 - 0 3395 3395 0 1 68 1
csw7.xxxxxxx.xx - 1 3370 3369 2 2 126 2
csw1.xxxxxxx.xx - 0 3393 3393 1 3 256 2
gw2.xxxxxxx.xx - 15 799 685 1 1 121 1
82.137.166.145 - 1 3163 3153 1 2 94 5
msk-m9-1-gw.RUNNet.ru - 1 3211 3203 9 11 94 11
styri.yndx.net - 1 3211 3203 11 13 107 12
10.11.1.1 - 1 3236 3229 13 14 105 15
yandex.ru - 0 3392 3392 12 12 95 12
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