Ascii(MMBasic)
92  should be 94  = ^
^86  should be ^59 = ;
^84  should be ^58 = :
89  should be 35  = #
^89  should be ^39 = '
85  should be 43  = +
^85  should be ^42 = *
^^85 should be ^^126 = ~
93  should be 180 =  (suggestion: ^39 = ')
^93  should be ^96 = `
91  should be 223 =  (suggestion: 92 = \)
^91  should be ^63 = ?
^27  should be ^61 = =
^^27 should be 125 = }
^36  should be ^41 = )
^^36 should be  93 = ]
^35  should be ^40 = (
^^35 should be  91 = [
^34  should be ^47 = /
^^34 should be 123 = {
^33  should be  38 = &
^30  should be 167 =  (suggestion: ???)
^^64 should be  64 = @

90,94,88 (are german Umlauts)

The key ("\"+"|") below the "A" and to the right of the left shift key gives no answer.

Should give:
60,^62,^^124

94       # should be ' (single tick)
94 shift ~           "
90       '           ` (backtick)
90 shift @           ~
29 shift "           @

92,124    //USB_HID_KEYBOARD_KEYPAD_KEYBOARD_NON_US_FORWARD_SLASH_AND_PIPE           = 0x64,