My current Mario Kart DS Time Trials.

Mushroom Cup
Figure 8 Circuit - 1:21:291
Yoshi Falls - 55:090
Cheep Cheep Beach - 1:38:059
Luigi's Mansion - 1:48:075

Flower Cup
Desert Hills – 1:22:942
Delfino Square – 1:48:740
Waluigi Pinball – 2:19:211
Shroom Ridge – 1:55:043

Star Cup
DK Pass – 2:05:690
Tick Tock Clock – 1:48:270
Mario Circuit – 1:45:972
Airship Fortress – 1:58:954

Special Cup
Wario Stadium – 2:11:370
Peach Gardens – 1:46:703
Bowser Castle – 2:13:107
Rainbow Road – 2:09:852

Shell Cup
SNES Mario Circuit 1 – 47:581
N64 Moo Moo Farm – 1:14:827
GBA Peach Circuit – 1:03:372
GCN Luigi Circuit – 1:20:789

Banana Cup
SNES Donut Plains 1 – 1:02:399
N64 Frappe Snowland – 1:59:723
GBA Bowser Castle 2 – 1:47:781
GCN Baby Park – 47:020

Leaf Cup
SNES Koopa Beach 2 – 47:738
N64 Choco Mountain – 2:05:107
GBA Luigi Circuit – 1:33:958
GCN Mushroom Bridge – 1:20:531

Lighting Cup
SNES Choco Island 2 – 59:441
N64 Banshee Boardwalk – 2:01:953
GBA Sky Garden – 1:28:220
GCN Yoshi Circuit – 1:43:582