2019
2018
2016 Facility
$         —
$   865.0
$600   3.000% senior notes due 2020
600.0
600.0
$500   2.800% senior notes due 2021
500.0
500.0
$500   3.125% senior notes due 2022
500.0
500.0
$700   3.650% senior notes due 2023
700.0
700.0
$500   2.350% senior notes due 2024
500.0
—
$300   3.850% senior notes due 2025
300.0
300.0
$700   3.800% senior notes due 2026
700.0
700.0
$800   4.200% senior notes due 2028
800.0
800.0
$700   2.950% senior notes due 2029
700.0
—
Other
7.7
3.0
Less unamortized debt issuance costs
(32.4)
(26.3)
Total debt
5,275.3
4,941.7
Less current portion
602.2
1.5
Long-term debt
$ 4,673.1
$ 4,940.2
-8 long-term debt .
on september 23 2016 roper entered into a five-year $ 2 .
5 billion unsecured credit facility as amended december 2 2016 -the “ 2016 facility ” with jpmorgan chase bank n .
a .
as administrative agent and a syndicate of lenders which replaced its previous $ 1 .
85 billion unsecured credit facility dated as of july 27 2012 as amended as of october 28 2015 -the “ 2012 facility ” .
the 2016 facility comprises a five year $ 2 .
5 billion revolving credit facility which includes availability of up to $ 150 .
0 for letters of credit .
roper may also subject to compliance with specified conditions request term loans or additional revolving credit commitments in an aggregate amount not to exceed $ 500 .
0 .
at december 31 2019 there were $ 0 .
0 of outstanding borrowings under the 2016 facility .
the 2016 facility contains affirmative and negative covenants which among other things limit roper ’ s ability to incur new debt enter into certain mergers and acquisitions sell assets and grant liens make restricted payments -including the payment of dividends on our common stock and capital expenditures or change its line of business .
roper is also subject to financial covenants which require the company to limit its consolidated total leverage ratio and to maintain a consolidated interest coverage ratio .
the most restrictive covenant is the consolidated total leverage ratio which is limited to 3 .
50 to 1 .
the 2016 facility provides that the consolidated total leverage ratio may be increased no more than twice during the term of the 2016 facility to 4 .
00 to 1 for a consecutive four quarter fiscal period per increase -or for any portion of such four quarter fiscal period in which the maximum would be 4 .
25 to 1 .
in conjunction with the deltek acquisition in december of 2016 we increased the maximum consolidated total leverage ratio covenant to 4 .
25 to 1 through june 30 2017 and 4 .
00 to 1 through december 31 2017 .
the company was in compliance with its debt covenants throughout the years ended december 31 2019 and 2018 .
on august 26 2019 the company completed a public offering of $ 500 .
0 aggregate principal amount of 2 .
35 % senior unsecured notes due september 15 2024 and $ 700 .
0 aggregate principal amount of 2 .
95 % senior unsecured notes due september 15 2029 -the “ 2019 offering ” .
the notes bear interest at a fixed rate and are payable semi-annually in arrears on march 15 and september 15 of each year beginning march 15 2020 .
the net proceeds were used to fund a portion of the purchase of ipipeline holdings inc .
on august 28 2018 the company completed a public offering of $ 700 .
0 aggregate principal amount of 3 .
65 % senior unsecured notes due september 15 2023 and $ 800 .
0 aggregate principal amount of 4 .
20 % senior unsecured notes due september 15 2028 -the “ 2018 offering ” .
the notes bear interest at a fixed rate and are payable semi-annually in arrears on march 15 and september 15 of each year beginning march 15 2019 .
on december 19 2016 the company completed a public offering of $ 500 .
0 aggregate principal amount of 2 .
80 % senior unsecured notes due december 15 2021 and $ 700 .
0 aggregate principal amount of 3 .
80 % senior unsecured notes due december 15 2026 .
the notes bear interest at a fixed rate and are payable semi-annually in arrears on june 15 and december 15 of each year beginning june 15 2017 .
on december 7 2015 the company completed a public offering of $ 600 .
0 aggregate principal amount of 3 .
00 % senior unsecured notes due december 15 2020 and $ 300 .
0 aggregate principal amount of 3 .
85 % senior unsecured notes due december 15 2025 .
the notes bear interest at a fixed rate and are payable semi-annually in arrears on june 15 and december 15 of each year beginning june 15 2016 .
on november 21 2012 the company completed a public offering of $ 500 .
0 aggregate principal amount of 3 .
125 % senior unsecured notes due november 15 2022 .
the notes bear interest at a fixed rate and are payable semi-annually in arrears on may 15 and november 15 of each year beginning may 15 2013 .
in september 2009 the company completed a public offering of $ 500 .
0 aggregate principal amount of 6 .
25 % senior unsecured notes due september 1 2019 -the “ 2019 notes ” .
during 2018 a portion of the net proceeds of the 2018 offering were used to redeem all of the $ 500 .
0 of outstanding 2019 notes .
the company incurred a debt extinguishment charge in connection with the redemption of the 2019 notes of $ 15 .
9 which represents the make-whole premium and unamortized deferred financing costs .
roper may redeem some or all of these notes at any time or from time to time at 100 % of their principal amount plus a makewhole premium based on a spread to u .
s .
treasury securities .
the company ’ s senior notes are unsecured senior obligations of the company and rank equally in right of payment with all of roper ’ s existing and future unsecured and unsubordinated indebtedness .
the notes are effectively subordinated to any of its existing and future secured indebtedness to the extent of the value of the collateral securing such indebtedness .
the notes are not guaranteed by any of roper ’ s subsidiaries and are effectively subordinated to all existing and future indebtedness and other liabilities of roper ’ s subsidiaries .
total debt at december 31 consisted of the following : .

Question: When did Roper enter into a five-year $2.5 billion unsecured credit facility?

Question: What public offerings were completed on August 26, 2019?

Question: What are the Company’s senior notes?

Question: What is the percentage change in total long-term debt in 2019 compared to 2018?

Question: What is the ratio of senior notes due 2020 and 2021 to total debt in 2019?

Question: What is the average total debt from 2018 to 2019?