Study on the Growth Driving Model of the Enterprise Innovation Community Based on the Lotka–Volterra Model: A Case Study of the Chinese Automobile Manufacturing Enterprise Community

Table 1

Smooth data of innovation resources (unit: 100 million yuan).

Year/month/day	Automobile manufacturing	Auto parts	Automobile service industry
2022/3/31	633	371	144
2021/12/31	625	370	146
2021/9/30	603	373	149
2021/6/30	591	374	151
2021/3/31	580	378	152
2020/12/31	565	380	154
2020/9/30	554	378	155
2020/6/30	539	373	156
2020/3/31	518	366	158
2019/12/31	497	358	158
2019/9/30	480	354	159
2019/6/30	459	352	160
2019/3/31	441	349	163
2018/12/31	425	348	162
2018/9/30	410	344	160
2018/6/30	397	341	157
2018/3/31	388	342	153
2017/12/31	372	341	154
2017/9/30	359	341	155
2017/6/30	345	310	156
2017/3/31	331	278	155
2016/12/31	325	244	147
2016/9/30	314	209	138
2016/6/30	308	205	130
2016/3/31	302	199	120
2015/12/31	290	191	116