You are now a sqlite data analyst, and you are given a database schema as follows:

    【Schema】
    【DB_ID】 professional_basketball
【Schema】
# Table: awards_players
[
(playerID:TEXT, Primary Key, Examples: [abdulka01, abdulma02, adamsal01]),
(award:TEXT, Primary Key, Examples: [All-Defensive Second Team]),
(year:INTEGER, Primary Key, Examples: [1969, 1970, 1971]),
(lgID:TEXT, Examples: [NBA, ABA, NBL]),
(note:TEXT, Examples: [tie]),
(pos:TEXT, Examples: [C, F, G])
]
# Table: player_allstar
[
(playerID:TEXT, Primary Key, Examples: [abdulka01, abdursh01, adamsal01]),
(last_name:TEXT, Examples: [Abdul-Jabbar, A-Rahim, Adams]),
(first_name:TEXT, Examples: [Kareem, Shareef, Alvan]),
(season_id:INTEGER, Primary Key, Examples: [1969, 1970, 1971]),
(conference:TEXT, Examples: [East, West, Weset]),
(league_id:TEXT, Examples: [NBA, ABA]),
(games_played:INTEGER, Examples: [1]),
(minutes:INTEGER, Examples: [18, 30, 19]),
(points:INTEGER, Examples: [10, 19, 12]),
(o_rebounds:INTEGER, Examples: [1, 2, 0]),
(d_rebounds:INTEGER, Examples: [2, 5, 0]),
(rebounds:INTEGER, Examples: [11, 14, 7]),
(assists:INTEGER, Examples: [4, 1, 2]),
(steals:INTEGER, Examples: [3, 0, 1]),
(blocks:INTEGER, Examples: [2, 0, 1]),
(turnovers:INTEGER, Examples: [1, 0, 3]),
(personal_fouls:INTEGER, Examples: [3, 2, 0]),
(fg_attempted:INTEGER, Examples: [8, 16, 10]),
(fg_made:INTEGER, Examples: [4, 8, 5]),
(ft_attempted:INTEGER, Examples: [2, 4, 0]),
(ft_made:INTEGER, Examples: [2, 3, 0]),
(three_attempted:INTEGER, Examples: [0, 1, 6]),
(three_made:INTEGER, Examples: [0, 1, 3])
]
# Table: draft
[
(id:INTEGER, Primary Key, Examples: [1, 2, 3]),
(draftYear:INTEGER, Examples: [1967, 1968, 1969]),
(draftRound:INTEGER, Examples: [0, 1, 2]),
(draftSelection:INTEGER, Examples: [0, 3, 4]),
(draftOverall:INTEGER, Examples: [0, 3, 4]),
(tmID:TEXT, Examples: [ANA, DNR, DLC]),
(firstName:TEXT, Examples: [Darrell, Bob, Mike]),
(lastName:TEXT, Examples: [Hardy, Krulish, Lewis]),
(suffixName:TEXT, Examples: [Jr.]),
(playerID:TEXT, Examples: [hardyda01, lewisbo01, lynnmi01]),
(draftFrom:TEXT, Examples: [Baylor, Pacific, North Carolina]),
(lgID:TEXT, Examples: [ABA, NBA])
]
# Table: players_teams
[
(id:INTEGER, Primary Key, Examples: [1, 2, 3]),
(playerID:TEXT, Examples: [abdelal01, abdulka01, abdulma01]),
(year:INTEGER, Examples: [1990, 1991, 1992]),
(stint:INTEGER, Examples: [1, 2, 0]),
(tmID:TEXT, Examples: [POR, MIL, BOS]),
(lgID:TEXT, Examples: [NBA, NBL, ABA]),
(GP:INTEGER, Examples: [43, 71, 12]),
(GS:INTEGER, Examples: [0, 69, 62]),
(minutes:INTEGER, Examples: [290, 934, 159]),
(points:INTEGER, Examples: [135, 432, 64]),
(oRebounds:INTEGER, Examples: [27, 81, 12]),
(dRebounds:INTEGER, Examples: [62, 179, 25]),
(rebounds:INTEGER, Examples: [89, 260, 37]),
(assists:INTEGER, Examples: [12, 30, 10]),
(steals:INTEGER, Examples: [4, 25, 6]),
(blocks:INTEGER, Examples: [12, 17, 4]),
(turnovers:INTEGER, Examples: [22, 66, 0]),
(PF:INTEGER, Examples: [39, 132, 24]),
(fgAttempted:INTEGER, Examples: [116, 361, 56]),
(fgMade:INTEGER, Examples: [55, 178, 26]),
(ftAttempted:INTEGER, Examples: [44, 101, 16]),
(ftMade:INTEGER, Examples: [25, 76, 12]),
(threeAttempted:INTEGER, Examples: [0, 1, 2]),
(threeMade:INTEGER, Examples: [0, 1, 24]),
(PostGP:INTEGER, Examples: [5, 8, 0]),
(PostGS:INTEGER, Examples: [0, 6, 3]),
(PostMinutes:INTEGER, Examples: [13, 25, 0]),
(PostPoints:INTEGER, Examples: [4, 12, 0]),
(PostoRebounds:INTEGER, Examples: [1, 0, 2]),
(PostdRebounds:INTEGER, Examples: [2, 4, 0]),
(PostRebounds:INTEGER, Examples: [3, 4, 0]),
(PostAssists:INTEGER, Examples: [0, 2, 1]),
(PostSteals:INTEGER, Examples: [0, 20, 19]),
(PostBlocks:INTEGER, Examples: [0, 1, 39]),
(PostTurnovers:INTEGER, Examples: [0, 2, 9]),
(PostPF:INTEGER, Examples: [0, 4, 7]),
(PostfgAttempted:INTEGER, Examples: [6, 10, 0]),
(PostfgMade:INTEGER, Examples: [2, 5, 0]),
(PostftAttempted:INTEGER, Examples: [0, 4, 101]),
(PostftMade:INTEGER, Examples: [0, 2, 74]),
(PostthreeAttempted:INTEGER, Examples: [0, 1, 2]),
(PostthreeMade:INTEGER, Examples: [0, 12, 2]),
(note:TEXT, Examples: [C])
]
# Table: players
[
(playerID:TEXT, Primary Key, Examples: [abdelal01, abdulka01, abdulma01]),
(useFirst:TEXT, Examples: [Alaa, Kareem, Mahdi]),
(firstName:TEXT, Examples: [Alaa, Kareem, Mahdi]),
(middleName:TEXT, Examples: [Shareef, Craig, Edward]),
(lastName:TEXT, Examples: [Abdelnaby, Abdul-Jabbar, Abdul-Rahman]),
(nameGiven:TEXT, Examples: [nameGiven, Mort, Robert]),
(fullGivenName:TEXT, Examples: [Ferdinand Lewis Alcindor, Jr.]),
(nameSuffix:TEXT, Examples: [Jr., III, nameSuffix]),
(nameNick:TEXT, Examples: [Lew, Cap, Walt, Don, The Kangaroo]),
(pos:TEXT, Examples: [F-C, C, G]),
(firstseason:INTEGER, Examples: [0, 1951]),
(lastseason:INTEGER, Examples: [0, 1951]),
(height:REAL, Examples: [82.0, 85.0, 74.0]),
(weight:INTEGER, Examples: [240, 225, 185]),
(college:TEXT, Examples: [Duke, UCLA, Louisiana State]),
(collegeOther:TEXT, Examples: [Santa Monica City, Michigan, Louisville]),
(birthDate:DATE, Examples: [1968-06-24]),
(birthCity:TEXT, Examples: [Cairo, New York, Wilmington]),
(birthState:TEXT, Examples: [NY, DE, MS]),
(birthCountry:TEXT, Examples: [EGY, USA, FRA]),
(highSchool:TEXT, Examples: [Bloomfield Senior, Power Memorial, Overbrook / Moton]),
(hsCity:TEXT, Examples: [Bloomfield]),
(hsState:TEXT, Examples: [NJ, NY, PA / MD]),
(hsCountry:TEXT, Examples: [USA, FRA, NGR]),
(deathDate:DATE),
(race:TEXT, Examples: [B, W, O])
]
# Table: coaches
[
(coachID:TEXT, Primary Key, Examples: [adelmri01, adubari01, aingeda01]),
(year:INTEGER, Primary Key, Examples: [1988, 1989, 1990]),
(tmID:TEXT, Primary Key, Examples: [POR, GSW, SAC]),
(lgID:TEXT, Examples: [NBA, ABA, ABL1]),
(stint:INTEGER, Primary Key, Examples: [2, 1, 4]),
(won:INTEGER, Examples: [14, 59, 63]),
(lost:INTEGER, Examples: [21, 23, 19]),
(post_wins:INTEGER, Examples: [0, 12, 9]),
(post_losses:INTEGER, Examples: [3, 9, 7])
]
# Table: awards_coaches
[
(id:INTEGER, Primary Key, Examples: [1, 2, 3]),
(year:INTEGER, Examples: [1962, 1963, 1964]),
(coachID:TEXT, Examples: [gallaha01, hannual01, auerbre01]),
(award:TEXT, Examples: [NBA Coach of the Year]),
(lgID:TEXT, Examples: [NBA, ABA]),
(note:TEXT, Examples: [tie])
]
# Table: series_post
[
(id:INTEGER, Primary Key, Examples: [1, 2, 3]),
(year:INTEGER, Examples: [1946, 1947, 1948]),
(round:TEXT, Examples: [F, QF, SF]),
(series:TEXT, Examples: [O, M, N]),
(tmIDWinner:TEXT, Examples: [PHW, NYK, CHS]),
(lgIDWinner:TEXT, Examples: [NBA, ABA]),
(tmIDLoser:TEXT, Examples: [CHS, CLR, STB]),
(lgIDLoser:TEXT, Examples: [NBA, ABA]),
(W:INTEGER, Examples: [4, 2, 1]),
(L:INTEGER, Examples: [1, 0, 2])
]
# Table: teams
[
(year:INTEGER, Primary Key, Examples: [1937, 1938, 1939]),
(lgID:TEXT, Examples: [NBL, NBA, PBLA]),
(tmID:TEXT, Primary Key, Examples: [AFS, AGW, BFB]),
(franchID:TEXT, Examples: [AFS, AGW, BFB]),
(confID:TEXT, Examples: [EC, WC]),
(divID:TEXT, Examples: [EA, WE, ED]),
(rank:INTEGER, Examples: [1, 2, 4]),
(confRank:INTEGER, Examples: [0, 4, 3]),
(playoff:TEXT, Examples: [CF, WC, LC]),
(name:TEXT, Examples: [Akron Firestone Non-Skids]),
(o_fgm:INTEGER, Examples: [249, 243, 108]),
(o_ftm:INTEGER, Examples: [183, 159, 46]),
(o_pts:INTEGER, Examples: [681, 645, 262]),
(d_pts:INTEGER, Examples: [578, 498, 275]),
(homeWon:INTEGER, Examples: [8, 2, 3]),
(homeLost:INTEGER, Examples: [1, 2, 3]),
(awayWon:INTEGER, Examples: [5, 1, 0]),
(awayLost:INTEGER, Examples: [3, 4, 5]),
(won:INTEGER, Examples: [14, 13, 3]),
(lost:INTEGER, Examples: [4, 5, 6]),
(games:INTEGER, Examples: [18, 9, 10]),
(arena:TEXT, Examples: [Boston Garden, Chicago Stadium, Cleveland Arena])
]
【Foreign keys】
awards_players.playerID=players.playerID
player_allstar.playerID=players.playerID
draft.tmID=teams.tmID
draft.draftYear=teams.year
players_teams.tmID=teams.tmID
players_teams.year=teams.year
players_teams.playerID=players.playerID
coaches.tmID=teams.tmID
coaches.year=teams.year
awards_coaches.coachID=coaches.coachID
awards_coaches.year=coaches.year
series_post.tmIDWinner=teams.tmID
series_post.year=teams.year
series_post.tmIDLoser=teams.tmID
series_post.year=teams.year

    【Question】
    How many players received Most Valuable Player award from 1969 to 1975? Most Valuable Player award refers to award = 'Most Valuable Player'; from 1969 to 1975 refers to year between 1969 and 1975

    【Evidence】
    Most Valuable Player award refers to award = 'Most Valuable Player'; from 1969 to 1975 refers to year between 1969 and 1975

    Please read and understand the database schema carefully, and generate an executable SQL based on the user's question and evidence. 

SQL: SELECT COUNT(DISTINCT playerID) FROM awards_players WHERE year BETWEEN 1969 AND 1975 AND award = 'Most Valuable Player'