Research Article
Competition Equilibrium Analysis of China’s Luxury Car Market Based on Three-Dimensional Grey Lotka–Volterra Model
Table 2
Grey transformation data of Mercedes Benz sales.
| Year-month | X(0) (k) | X(S) (k) | X(1) (k) | X(CG) (k) | ARMA | Year-month | X(0) (k) | X(S) (k) | X(1) (k) | X(CG) (k) | ARMA |
| 2016-1 | 29256 | | | | | | | | | | | 2016-2 | 17716 | | 27301 | | 28759 | 2018-8 | 40005 | 41685 | 40322 | 40671 | 40900 | 2016-3 | 23837 | 23603 | 27659 | 25033 | 17240 | 2018-9 | 43970 | 41798 | 40849 | 42206 | 39488 | 2016-4 | 23304 | 21619 | 28020 | 24314 | 23350 | 2018-10 | 31922 | 38632 | 41384 | 37313 | 43445 | 2016-5 | 25970 | 24370 | 28387 | 26242 | 22818 | 2018-11 | 15419 | 30437 | 41925 | 29260 | 31420 | 2016-6 | 27693 | 25656 | 28758 | 27369 | 25479 | 2018-12 | 49530 | 32290 | 42474 | 41431 | 14948 | 2016-7 | 25009 | 26224 | 29135 | 26789 | 27199 | 2019-1 | 56231 | 40393 | 43030 | 46551 | 48995 | 2016-8 | 25205 | 25969 | 29516 | 26897 | 24520 | 2019-2 | 39595 | 48452 | 43593 | 43880 | 55683 | 2016-9 | 24333 | 24849 | 29902 | 26361 | 24715 | 2019-3 | 55157 | 50328 | 44163 | 49883 | 39078 | 2016-10 | 24279 | 24606 | 30293 | 26393 | 23845 | 2019-4 | 46252 | 47001 | 44741 | 45998 | 54611 | 2016-11 | 29394 | 26002 | 30690 | 28695 | 23791 | 2019-5 | 49952 | 50454 | 45326 | 48577 | 45723 | 2016-12 | 34582 | 29418 | 31091 | 31697 | 28896 | 2019-6 | 47544 | 47916 | 45919 | 47126 | 49416 | 2017-1 | 42077 | 35351 | 31498 | 36309 | 34075 | 2019-7 | 49561 | 49019 | 46520 | 48367 | 47013 | 2017-2 | 33862 | 36840 | 31910 | 34204 | 41556 | 2019-8 | 50366 | 49157 | 47129 | 48884 | 49026 | 2017-3 | 31042 | 35660 | 32327 | 33010 | 33356 | 2019-9 | 51327 | 50418 | 47745 | 49830 | 49829 | 2017-4 | 34613 | 33172 | 32750 | 33512 | 30541 | 2019-10 | 47790 | 49828 | 48370 | 48662 | 50788 | 2017-5 | 37440 | 34365 | 33179 | 34995 | 34106 | 2019-11 | 49653 | 49590 | 49003 | 49415 | 47258 | 2017-6 | 34555 | 35536 | 33613 | 34568 | 36927 | 2019-12 | 50396 | 49280 | 49644 | 49773 | 49118 | 2017-7 | 37205 | 36400 | 34053 | 35886 | 34048 | 2020-1 | 44411 | 48153 | 50293 | 47619 | 49859 | 2017-8 | 35521 | 35760 | 34498 | 35260 | 36693 | 2020-2 | 11295 | 35367 | 50951 | 32538 | 43885 | 2017-9 | 37495 | 36740 | 34950 | 36395 | 35012 | 2020-3 | 48589 | 34765 | 51618 | 44991 | 10831 | 2017-10 | 34484 | 35833 | 35407 | 35241 | 36982 | 2020-4 | 52806 | 37563 | 52293 | 47554 | 48056 | 2017-11 | 36936 | 36305 | 35870 | 36370 | 33977 | 2020-5 | 58431 | 53275 | 52977 | 54895 | 52265 | 2017-12 | 41518 | 37646 | 36340 | 38501 | 36424 | 2020-6 | 52510 | 54582 | 53671 | 53588 | 57879 | 2018-1 | 56306 | 44920 | 36815 | 46014 | 40998 | 2020-7 | 55720 | 55554 | 54373 | 55215 | 51969 | 2018-2 | 33564 | 43796 | 37297 | 38219 | 55758 | 2020-8 | 55241 | 54490 | 55084 | 54939 | 55173 | 2018-3 | 43051 | 44307 | 37785 | 41714 | 33059 | 2020-9 | 63008 | 57990 | 55805 | 58934 | 54695 | 2018-4 | 44006 | 40207 | 38279 | 40831 | 42528 | 2020-10 | 53964 | 57404 | 56535 | 55968 | 62448 | 2018-5 | 44589 | 43882 | 38780 | 42417 | 43481 | 2020-11 | 62451 | 59808 | 57275 | 59844 | 53421 | 2018-6 | 43631 | 44075 | 39287 | 42331 | 44063 | 2020-12 | 60624 | 59013 | 58024 | 59220 | 61892 | 2018-7 | 41420 | 43213 | 39801 | 41478 | 43107 | 2021-1 | 68412 | 63829 | 58783 | 63675 | 60068 |
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