Very large lull in the portal earlier, so I updated the high experience list I've got. Here comes all users that I know that are level 15 and *not* on ramagi's top 100 list:
(level 18)
101 6558 xvllvx
102 6510 nova25
103 6455 Calderon
104 6445 z3n
105 6450 alexsmolik
106 6410 Morextremist
107 6379 Wylo
108 6347 Autumntemptress
109 6340 Phylos
(level 17)
110 6310 soul_blade
111 6308 ZeroBassX
112 6270 DonQuixote
113 6268 PointsofAuthority
114 6220 Lieutenant_Brookman
115 6190 CrazyBreath
116 6170 nimmer
117 6168 Mopsicle
118 6070 tangosof
119 6060 NoSoupForYou777
120 6050 erik505
121 6048 TheJoe324
122 6040 LemonClock_X
123 6010 Pubert_The_Giant
124 5988 ericblak
125 5996 ShadowZero
126 5990 voodoo6
127 5988 kometz
128 5980 Eggatron
129 5970 GSX_Boy
130 5930 NahgasSlave
131 5883 N2x
132 5871 liljim
133 5858 Jen_The_Great
134 5830 Uncle_Dave
135 5770 MFAzoom (point estimated - no profile)
136 5746 DUDE4U
137 5730 Wild_Karde
138 5720 Rystic_Force
139 5704 Golden_Death
140 5685 bigbadron
(level 16)
141 5630 Relic
142 5620 Crow_Clock
143 5600 Red_Clock
144 5600 pingpong08
145 5605 Fatboy_
146 5590 chakaflange
147
148 5570 malmooga
149 5570 FireNWater
150 5485 ryvn
151 5450 compfreaky
152 5430 Mystboy
153 5387 Blackmagic
154 5355 Anthony_john5
155 5342 Notorius
156 5340 BurningSound
157 5340 JDTV
158 5330 DRGONEYE
159 5290 Magicpenman
160 5270 I_review_good_flash
161 5255 _PJ_
162 5232 Pilsner_Urquell
163 5230 Judge_Dredd
164 5208 Overtired
165 5190 DuMa_RyoHahn
166 5189 NitroDuck
167 5185 raging_outlet
168 5175 DanMalo
169 5170 masamune_date
170 5160 punisher1
171 5140 tiya
172 5135 Chromius
173 5130 Airborne_hk
174 5118 Rasgaliman
175 5088 dumbpunkb
176 5080 sinner2084
177 5072 F8L
178 5060 Splatter
179 5058 warriormage
180 5050 _lightning_
(level 15)
181 5000 Pinnicle
182 4990 Beijixiong
183 4950 mic_master_miggs
184 4950 angstdrillhead
185 4940 uhoh_spagettio
186 4930 Pueidist
187 4903 ParagonX9
188 4893 Joeboxes
189 4890 DC34
190 4850 vuorimies
191 4835 that_scary_guy
192 4835 Pikanjo
193 4813 Sirkowski
194 4810 atari_808
195 4790 Parasoul
196 4740 Soul_Edge
197 4722 XIII
198
199 4720 MonsPubis
200 4720 Recon_Rebel
201 4680 -adric-
202
203 4668 CKYBassist
204 4652 Shins
205 4652 GuineVir
206 4650 LegendaryFrog
207 4598 InfestedZombie
208 4587 aladinsane
209 4580 RandomFreak
210 4580 black_panter
211 4560 MagicalMusicalBomb
212 4547 plagueknight
213 4540 firefly
214 4540 aviewaskewed
215
216 4510 the_phantom_spancker
217 4510 Inbadreams
218 4500 zipstyke
219 4500 Hice
220 4510 HeRetiK
221 4498 T0MMY
222 4495 bartard
223
224 4498 someone_else
225 4480 RemiMathieu
226 4480 fx10
227
228 4480 Bungled
229 4480 ImportRacer666
230
231 4460 XwaynecoltX
232 4470 davidtug
233
234 4445 PantherStrider
235 4450 AvocadoClock
236 4436 Kanyon
237 4430 BRGAID
238
239 4420 evil_intent
240
241 4410 Lordalmar
242
243 4378 mwazzap
244 4380 Mini3D
245 4370 Afterburner
246 4378 GreatSaiyaKirby
247 4370 Hairyg
248 4362 misterx2000
249 4350 RedPlumClock
AFAICS, the first three gaps are idle.
Rumours that my middle name is Schindler are yet to be confirmed :-)