Certification Level
Agency
Instructor
Date
1
Recreational
Open Water Diver
Advanced Open Water Diver
Rescue Diver
Dive Master
Open Water Instructor
Instructor Trainer
Other, specify
PADI
NAUI
SSI
SDI
CMAS
Other
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2
Recreational
Open Water Diver
Advanced Open Water Diver
Rescue Diver
Dive Master
Open Water Instructor
Instructor Trainer
Other, specify
PADI
NAUI
SSI
SDI
CMAS
Other
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
3
Recreational
Open Water Diver
Advanced Open Water Diver
Rescue Diver
Dive Master
Open Water Instructor
Instructor Trainer
Other, specify
PADI
NAUI
SSI
SDI
CMAS
Other
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
4
Recreational
Open Water Diver
Advanced Open Water Diver
Rescue Diver
Dive Master
Open Water Instructor
Instructor Trainer
Other, specify
PADI
NAUI
SSI
SDI
CMAS
Other
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
5
Recreational
Open Water Diver
Advanced Open Water Diver
Rescue Diver
Dive Master
Open Water Instructor
Instructor Trainer
Other, specify
PADI
NAUI
SSI
SDI
CMAS
Other
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
6
Technical
Nitrox
Advanced Nitrox
Decompression Procedures
Extended Range
Entry Level Trimix
Adv. Level Trimix
Cavern
Intro to Cave
Cave
Wreck
Adv. Wreck
Rebreather
TDI
IANTD
NACD
CDS-NSS
BSAC
CDAA
CDG
Other
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
7
Technical
Nitrox
Advanced Nitrox
Decompression Procedures
Extended Range
Entry Level Trimix
Adv. Level Trimix
Cavern
Intro to Cave
Cave
Wreck
Adv. Wreck
Rebreather
TDI
IANTD
NACD
CDS-NSS
BSAC
CDAA
CDG
Other
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
8
Technical
Nitrox
Advanced Nitrox
Decompression Procedures
Extended Range
Entry Level Trimix
Adv. Level Trimix
Cavern
Intro to Cave
Cave
Wreck
Adv. Wreck
Rebreather
TDI
IANTD
NACD
CDS-NSS
BSAC
CDAA
CDG
Other
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
9
Technical
Nitrox
Advanced Nitrox
Decompression Procedures
Extended Range
Entry Level Trimix
Adv. Level Trimix
Cavern
Intro to Cave
Cave
Wreck
Adv. Wreck
Rebreather
TDI
IANTD
NACD
CDS-NSS
BSAC
CDAA
CDG
Other
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
10
Technical
Nitrox
Advanced Nitrox
Decompression Procedures
Extended Range
Entry Level Trimix
Adv. Level Trimix
Cavern
Intro to Cave
Cave
Wreck
Adv. Wreck
Rebreather
TDI
IANTD
NACD
CDS-NSS
BSAC
CDAA
CDG
Other
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000