What is the total reported amount for net gambling winnings if a taxpayer wins $1,000 at card tables and does not meet the reporting thresholds for other winnings?

The total reported amount for net gambling winnings is derived from the gross winnings a taxpayer has received from gambling activities. In this case, the taxpayer has won $1,000 at card tables. According to tax regulations, gross gambling winnings must be reported in full, regardless of whether the taxpayer's winnings exceed any reporting thresholds for other types of gambling or losses.

The phrase "net gambling winnings" typically refers to the total winnings after considering any losses that a taxpayer may have had, but here the question focuses only on the winnings from card tables, which stands at $1,000 with no other considerations affecting that amount. Therefore, the correct answer is the total of $1,000, which is the gross amount won at the card tables. Other figures, such as $150, $1,500, and $1,650, do not reflect the actual winnings reported from this specific gambling activity.