Answer:
Celeste
Elison
Justyne Bezos
Maryssa Gates
Celeste, Justyne and Maryssa raised respectively
$244, $264 and $284. Total = $792
Jake Elison raised the same as his wife Celeste = $244
Hugh Bezos raises half as much as his wife Justyne = $396
Tim Gates raises twice as much as his wife Maryssa = $568
Total = $1208 ($1208 + $792 = $2000)