年份

旅游总收入y (亿元)

x1市生产总值 (亿元)

x2国内游客数量(万)

x3社会消费品零售总额(亿元)

x4全国人均可支配收入(元)

x5举办会展数

x6市绿地面积(公顷)

x7济南市CPI

2005

122.10

1876.50

1451.30

807.90

6385.00

96

7859.00

101.1

2006

146.40

2185.10

1707.60

939.30

7229.00

95

9384.00

100.9

2007

177.90

2554.30

1989.80

1103.10

8584.00

120

10151.00

103.9

2008

210.70

3017.40

2300.30

1356.70

9957.00

130

10275.00

105.7

2009

256.50

3351.40

2823.00

1617.90

10977.00

130

10967.00

100.3

2010

313.80

3910.80

3365.20

1725.50

12520.00

137

11667.00

102.1

2011

382.80

4406.29

3979.50

2023.10

14551.00

141

11956.00

105.4

2012

461.80

4812.68

4636.30

2323.60

16510.00

155

12349.00

102.4

2013

528.90

5230.20

5095.80

2633.90

18311.00

156

12858.00

102.8

2014

657.90

5770.60

5556.80

2964.40

20167.00

161

13337.00

102.2

2015

744.90

6100.23

6061.10

3410.30

21966.00

165

13755.00

101.9

2016

846.90

6536.10

6583.30

3764.80

23821.00

165

15942.00

102.7

2017

970.80

7201.96

7248.00

4146.10

25974.00

167

16697.00

102.0

2018

1129.60

7856.56

7967.80

4404.50

28228.00

196

19220.00

102.6

2019

1285.90

9443.37

9980.30

5162.20

30733.00

202

26367.00

103.3