Don’t worry I will let you know GRE subject score details and percentiles, so that you can check it and have idea about it.

Scaled score
Scaled score Verbal reasoning Verbal prior Quantitative reasoning Quantitative prior scale
170 99 760–800 98 800
169 99 740–750 97 800
168 98 720–730 95 800
167 97 710 94 800
166 96 700 92 800
165 95 680–690 90 790
164 93 660–670 88 790
163 92 650 86 780
162 89 630–640 83 770
161 87 620 80 770
160 84 600–610 78 760
159 81 590 74 750
158 78 570–580 71 740
157 74 560 68 730
156 71 540–550 64 720
155 67 530 60 700–710
154 63 510–520 56 690
153 59 500 52 680
152 54 480–490 48 660–670
151 50 460–470 44 640–650
150 45 450 40 630
149 41 430–440 37 610–620
148 36 420 32 590–600
147 33 410 28 570–580
146 29 390–400 25 550–560
145 25 380 21 530–540
144 22 370 18 500–520
143 18 350–360 15 480–490
142 16 340 12 460–470
141 13 330 10 430–450
140 10 320 8 400–420
139 8 310 6 380–390
138 7 300 4 350–370
137 5 290 3 330–340
136 3 280 2 300–320
135 2 280 1 280–290
134 2 270 1 260–270
133 1 260 1 240–250
132 1 250 <1 220–230
131 1 240 <1 200–210
130 <1 200–230 <1 200