The column headers are:

Year
Description: fishery season year
Unit:
Type: discrete
Range: 1997 to 2024
Note:

Forms issued
Description: number of forms issued
Unit:
Type: continuous
Range: 1856 to 2168
Note:

Data returns
Description: number of forms returned with catch or effort data
Unit:
Type: continuous
Range: 846 to 1081
Note: data returns from 1997 to 2022 include returns with catch and net effort. Data returns from 2023 to 2024 include returns with catch and rod or net effort.

Nil returns
Description: number of forms returned with no catch or effort data
Unit:
Type: continuous
Range: 677 to 1160
Note: nil returns from 1997 to 2022 include returns with no catch or net effort. Nil returns from 2023 to 2024 include returns with no catch or rod or net effort.

Data and nil returns
Description: total number of forms returned
Unit:
Type: continuous
Range: 1758 to 2037
Note: forms returned are those with catches and those with no catches

Return rate %
Description: forms returned as percentage of forms issued
Unit: %
Type: continuous
Range: 92 to 96
Note: forms returned are those with catches and those with no catches

Rod effort return rate %
Description: returns with rod effort information as a percentage of rod forms returned
Unit: %
Type: continuous
Range: 96, 97
Note: rod forms returned are those reporting catch and those not reporting catch. Returns with rod effort information include those which reported that no salmon fishing took place.

Rod-caught salmon covered by salmon rod effort %
Description: percentage of the total salmon rod catch that had effort included in the return.
Unit: %
Type: continuous
Range: 97, 98
Note: total salmon rod catch include retained and released multi sea-winter and one sea-winter salmon