Happiness is always relative, but the last we heard, $75,000 was the optimal salary [1] people need to make to be satisfied with their lot in life — no more, no less.

Of course, you may argue that this "rule" can't apply to everyone. After all, there's a different cost of living depending on where you live. Here's how much you need to be happy in the state you live in, according to data [2] from Council for Community & Economic Research [3].

• Mississippi: $65,850
• Tennessee: $67,275
• Kentucky: $67,500
• Oklahoma: $67,800
• Indiana: $68,025
• Kansas: $68,475
• Nebraska: $68,775
• Alabama: $69,300
• Iowa: $69,375
• Arkansas: $69,375
• Georgia: $69,575
• Texas: $69,600
• Utah: $69,750
• Wyoming: $69,900
• New Mexico: $70,050
• Missouri: $70,275
• Michigan: $70,425
• Ohio: $70,575
• Idaho: $70,650
• Louisiana: $71,475
• Illinois: $71, 625
• South Carolina: $72, 075
• Virgina: $72,750
• North Carolina: $73,350
• South Dakota: $73,725
• West Virginia: $73,950
• Montana: $73, 950
• Wisconsin: $74,100
• Florida: $74,775
• Benchmark: $75,000
• Nevada: $75,150
• North Dakota: $75,300
• Colorado: $75,300
• Pennslyvania: $76,200
• Minnesota: $76,350
• Arizona: $76,350
• Washington: $76,950
• Delaware: $79, 275
• Maine: $82,275
• New Hampshire: $87,075
• Vermont: $87,900
• Maryland: $88,275
• Rhode Island: $90,675
• Massachusetts: $90,975
• Oregon: $91,275
• Connecticut: $93,900
• California: $95,325
• New Jersey: $95,700
• Alaska: $98,850
• New York: $99,150
• District of Columbia: $104,700
• Hawaii: $122,175